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烟气测试中流速计算误差分析
引用本文:龚必铺. 烟气测试中流速计算误差分析[J]. 四川环境, 1993, 12(1): 39-40
作者姓名:龚必铺
作者单位:四川省环境监测中心站
摘    要:
本文通过对烟气测试中流速计算公式的比较分析,结合实际监测数据处理,认为烟气流速计算中,使用通用公式与简化公式的误差,虽然与Rs和Bs有关,但主要误差来源于Bs。而Rs不必用精密仪器测出烟气中各组份后求算。只要用简易仪器测得烟气中的Xo2和Xsw的百分含量,即可求出Rs近似值,用于烟气流速计算。

关 键 词:烟气 流速计算 误差分析 大气监测

Calculation Error Analysis of Flow Velocity in Flue Gas Measurement
Gong Bifu. Calculation Error Analysis of Flow Velocity in Flue Gas Measurement[J]. Sichuan Environment, 1993, 12(1): 39-40
Authors:Gong Bifu
Affiliation:Sichuan Monitoring Center of Environmental Protection
Abstract:
Through the comparision of flow velocity formulae in flue gas measurement and combining with monitoring data processing, it concludes that the main error comes from B_s even though errors caused by conventional formula or simplified one are related to R_s and B_s. R_s can be calculated approximately by Xo_2 and X_(sw) contents which can be measured with simple instrament.
Keywords:Flue gas   flow relocity calculation   error analysis.
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